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authorJohn Baldwin <jhb@FreeBSD.org>2007-06-12 19:21:54 +0000
committerJohn Baldwin <jhb@FreeBSD.org>2007-06-12 19:21:54 +0000
commit43f1fa22696d6bae776098b83dc52d8c821f7b49 (patch)
tree02ac011c07f1ad37efa7b5515e91da1d9c6ff459 /sys/netinet
parent3b053350a7f833c90d74d9ff97e045119a7ed41e (diff)
Notes
Diffstat (limited to 'sys/netinet')
-rw-r--r--sys/netinet/tcp_sack.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/sys/netinet/tcp_sack.c b/sys/netinet/tcp_sack.c
index 02ffdde8a857..2c549e35b56a 100644
--- a/sys/netinet/tcp_sack.c
+++ b/sys/netinet/tcp_sack.c
@@ -394,6 +394,8 @@ tcp_sack_doack(struct tcpcb *tp, struct tcpopt *to, tcp_seq th_ack)
if (SEQ_GT(sack.end, sack.start) &&
SEQ_GT(sack.start, tp->snd_una) &&
SEQ_GT(sack.start, th_ack) &&
+ SEQ_LT(sack.start, tp->snd_max) &&
+ SEQ_GT(sack.end, tp->snd_una) &&
SEQ_LEQ(sack.end, tp->snd_max))
sack_blocks[num_sack_blks++] = sack;
}